US Patent Issued to DEWERTOKIN TECHNOLOGY GROUP on March 31 for "Extension unit, adjustment structure, and seat frame" (Chinese Inventors)

ALEXANDRIA, Va., March 31 -- United States Patent no. 12,588,762, issued on March 31, was assigned to DEWERTOKIN TECHNOLOGY GROUP Co. LTD. (Jiaxing, China).

"Extension unit, adjustment structure, and seat frame" was invented by Long Li (Jiaxing, China), Qiqi Ye (Jiaxing, China), Liming Yang (Jiaxing, China), Weiyao Zhou (Jiaxing, China), Bin Shen (Jiaxing, China), Kangming Tao (Jiaxing, China) and Guowei Wang (Jiaxing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A seat frame includes: a base including a transverse support rod and a longitudinal support rod; an elevation unit including a support, a first elevation rod, a second elevation rod, and a connecting piece; an extension unit including a base...